Home / 52,621.13-78,906.11-17,548.94

Finding the Fourth Proportional to 52,621.13, 78,906.11 and 17,548.94

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Solution

The fourth proportional to 52,621.13, 78,906.11 and 17,548.94 is: 26,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,621.13 : 78,906.11 = 17,548.94 : x
  2. Step 2: Convert to fraction form
    52,621.13/78,906.11 = 17,548.94/x
  3. Step 3: Cross multiply
    52,621.13x = 78,906.11 × 17,548.94
  4. Step 4: Simplify right side
    52,621.13x = 1,384,718,348.89
  5. Step 5: Solve for x
    x = 1,384,718,348.89/52,621.13
  6. Step 6: Final answer
    x = 26,314.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.